Poster by Fred Unger, Phuc Pham Duc, Pham Van Hung, Vannaphone Putthana, Huyen Le Thi Thanh, Vu Thi Nga, Sinh Dang-Xuan, Delia Grace and Hung Nguyen-Viet presented at the virtual edition of the 6th World One Health Congress, 30 October–3 November 2020.